The water-cooler moments returned to HBO with Sunday's season-six premiere of "Game of Thrones." (Sorry, "Vinyl.")

The show's millions of fans were no doubt salivating to know if Jon Snow (Kit Harington) is dead or alive, if Daenerys could once again charm her Dothraki captors, and how Melisandre (Carice van Houten)earned the premiere episode's title, "The Red Woman."

As viewers pressed their noses to the screens, they had their hands busy reacting on social media. Social-media monitoring platform Brandwatch found an astounding 176,000 Twitter mentions during the one-hour premiere and identified the moments where conversation peaked.

Here are the five most talked-about moments from the "Game of Thrones" premiere: